Home / 23,776.16-32,811.36-13,166

Finding the Fourth Proportional to 23,776.16, 32,811.36 and 13,166

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Solution

The fourth proportional to 23,776.16, 32,811.36 and 13,166 is: 18,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,776.16 : 32,811.36 = 13,166 : x
  2. Step 2: Convert to fraction form
    23,776.16/32,811.36 = 13,166/x
  3. Step 3: Cross multiply
    23,776.16x = 32,811.36 × 13,166
  4. Step 4: Simplify right side
    23,776.16x = 431,994,365.76
  5. Step 5: Solve for x
    x = 431,994,365.76/23,776.16
  6. Step 6: Final answer
    x = 18,169.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.